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Save snapshots as tags so they don't get deleted by git gc #251

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Save snapshots as tags so they don't get deleted by git gc #251

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25 changes: 23 additions & 2 deletions libs/core.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -156,7 +156,7 @@ local function makeCore(config)
local encoded = encoders.tag({
object = hash,
type = kind,
tag = author .. '/' .. name .. "/v" .. version,
tag = fullTag,
tagger = {
name = config.name,
email = config.email,
Expand All @@ -170,6 +170,27 @@ local function makeCore(config)
local tagHash = db.saveAs("tag", encoded)
db.write(author, name, version, tagHash)
log("new tag", fullTag, "success")

if meta.snapshot then
local snapshotEncoded = encoders.tag({
object = meta.snapshot,
type = kind,
tag = "snapshots/" .. fullTag,
tagger = {
name = config.name,
email = config.email,
date = getdate()
},
message = ""
})
if key then
snapshotEncoded = sshRsa.sign(snapshotEncoded, key)
end
local snapshotTagHash = db.saveAs("tag", snapshotEncoded)
db.write(author, name, version, snapshotTagHash, true)
log("new snapshot", 'snapshots/' .. fullTag, "success")
end

return author, name, version, tagHash
end

Expand Down Expand Up @@ -330,7 +351,7 @@ local function makeCore(config)
if fingerprints[fingerprint] then
fingerprints[fingerprint]= nil
else
log("revoking key", username .. ' ' .. fingerprint, "error")
log("revoking key", username .. ' ' .. fingerprint, "failure")
db.revokeKey(username, fingerprint)
end
end
Expand Down
14 changes: 9 additions & 5 deletions libs/db.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -78,16 +78,20 @@ return function (rootPath)
return match, assert(db.read(author, name, match))
end

function db.read(author, name, version)
function db.tagRef(author, name, version, isSnapshot)
version = normalize(version)
local ref = string.format("refs/tags/%s/%s/v%s", author, name, version)
local refDir = isSnapshot and "snapshots" or "tags"
return string.format("refs/%s/%s/%s/v%s", refDir, author, name, version)
end

function db.read(author, name, version, isSnapshot)
local ref = db.tagRef(author, name, version, isSnapshot)
return db.getRef(ref)
end

function db.write(author, name, version, hash)
version = normalize(version)
function db.write(author, name, version, hash, isSnapshot)
assertHash(hash)
local ref = string.format("refs/tags/%s/%s/v%s", author, name, version)
local ref = db.tagRef(author, name, version, isSnapshot)
storage.write(ref, hash .. "\n")
end

Expand Down